Kurtenbach: Alright, C.J. Beathard — prove me wrong

(AP Photo/D. Ross Cameron) Kurtenbach: Alright, C.J. Beathard — prove me wrong Jimmy Garoppolo is out for the season with a torn ACL in his left knee, and that means that the 49ers need a new starting quarterback.

C.J. Beathard, the stage is yours.

Yes, the former Iowa quarterback will likely be the 49ers’ starter at the most important position in football for the final 13 games this season. And if you’re someone, like myself, who suffered through the first 11 games of the Niners’ 2017 season, it’s fair to presume that this year’s team is screwed.

In fact, if I was a 49ers fan, I’d start watching a lot of college football — Cal and Stanford are both ranked and I hear it’s a good draft year for…